Home / 167,780.17-251,670.78-41,420.43

Finding the Fourth Proportional to 167,780.17, 251,670.78 and 41,420.43

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Solution

The fourth proportional to 167,780.17, 251,670.78 and 41,420.43 is: 62,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,780.17 : 251,670.78 = 41,420.43 : x
  2. Step 2: Convert to fraction form
    167,780.17/251,670.78 = 41,420.43/x
  3. Step 3: Cross multiply
    167,780.17x = 251,670.78 × 41,420.43
  4. Step 4: Simplify right side
    167,780.17x = 10,424,310,460.58
  5. Step 5: Solve for x
    x = 10,424,310,460.58/167,780.17
  6. Step 6: Final answer
    x = 62,130.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.